Commercial airlines often use two types of flight recorders – a flight data recorder (FDR) and a cockpit voice recorder (CVR) – for different functionality.

We look at how ruggedized Data acquisition units, used in aerospace flight test, can provide a low cost solution for some space mission systems.

David Jedynak looks at some of the technical challenges involved in developing effective and reliable Assured Position, Navigation and Timing (A-PNT) solutions.